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   1 /**
   2  * Copyright (c) 2010-2023 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.elerotransmitterstick.internal.stick;
  14
  15 import java.util.concurrent.Delayed;
  16 import java.util.concurrent.TimeUnit;
  17
  18 /**
  19  * @author Volker Bier - Initial contribution
  20  */
  21 public class DelayedCommand extends Command {
  22     private final long origin;
  23     private final long delay;
  24
  25     public DelayedCommand(CommandType cmd, long delayInMillis, int priority, Integer... channels) {
  26         super(cmd, priority, channels);
  27
  28         delay = delayInMillis;
  29         origin = System.currentTimeMillis();
  30     }
  31
  32     @Override
  33     @SuppressWarnings("PMD.CompareObjectsWithEquals")
  34     public int compareTo(Delayed delayed) {
  35         if (delayed == this) {
  36             return 0;
  37         }
  38
  39         return Long.compare(getDelay(TimeUnit.MILLISECONDS), delayed.getDelay(TimeUnit.MILLISECONDS));
  40     }
  41
  42     @Override
  43     public long getDelay(TimeUnit unit) {
  44         return unit.convert(delay - (System.currentTimeMillis() - origin), TimeUnit.MILLISECONDS);
  45     }
  46
  47     @Override
  48     public String toString() {
  49         return super.toString() + " and delay " + getDelay(TimeUnit.MILLISECONDS);
  50     }
  51 }